The phrase "bought freedom of" implies the act of purchasing one's own freedom or the freedom of another person. However, if we were to consider antonyms or opposite words for this phrase, we could think of terms such as "enslaved," "imprisoned," or "captured." These words express the opposite sentiment of freedom and suggest a lack of personal autonomy or agency. Other possible antonyms for "bought freedom of" might include phrases such as "traded one's liberty," "sold oneself out," or "betrayed one's principles," which convey a sense of sacrificing one's freedom for some other gain or purpose. Ultimately, the antonyms for this phrase remind us of the precious value of freedom, and the risks and costs associated with losing it.